Dental apparatus



FIG. 1 is a front view of a dental apparatus showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a front perspective view thereof; and,

FIG. 6 is a rear perspective view thereof. 

The ornamental design for dental apparatus, as shown and described. 